Details TBA. Described as being a little darker and skewing a little older than the previous two installments.
Unfortunately the movie Enola Holmes 3 is not yet available on HBO Max.
| Writing | Nancy Springer | Novel |
| Writing | Arthur Conan Doyle | Characters |
| Production | Millie Bobby Brown | Producer |
| Directing | Philip Barantini | Director |
| Production | Mary Parent | Producer |
| Production | Ali Mendes | Producer |
| Production | Alex Garcia | Producer |
| Production | Jake Bongiovi | Executive Producer |
| Production | Isobel Richards | Executive Producer |
| Writing | Jack Thorne | Screenplay |
